13222201122 has 48 divisors (see below), whose sum is σ = 30940902720. Its totient is φ = 4056620256.

The previous prime is 13222201117. The next prime is 13222201133. The reversal of 13222201122 is 22110222231.

13222201122 is a `hidden beast` number, since 1 + 322 + 220 + 1 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13222201095 and 13222201104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222 + ... + 162617.

It is an arithmetic number, because the mean of its divisors is an integer number (644602140).

Almost surely, 2^13222201122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13222201122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15470451360).

13222201122 is an abundant number, since it is smaller than the sum of its proper divisors (17718701598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13222201122 is a wasteful number, since it uses less digits than its factorization.

13222201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163207 (or 163204 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 13222201122 its reverse (22110222231), we get a palindrome (35332423353).

The spelling of 13222201122 in words is "thirteen billion, two hundred twenty-two million, two hundred one thousand, one hundred twenty-two".